Input validation error in Wireshark - CVE-2020-9429

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Main Vulnerability Database Vulnerabilities #VU25639

Input validation error in Wireshark - CVE-2020-9429

Published: February 27, 2020 / Updated: April 9, 2020


Vulnerability identifier: #VU25639
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-9429
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in WireGuard dissector in "epan/dissectors/packet-wireguard.c". A remote attacker can perform a denial of service (DoS) attack.


Affected software

Wireshark
Gentoo Linux
Oracle Solaris
Opensuse
Fedora
wireshark

How to mitigate CVE-2020-9429

Install updates from vendor's website.

Wireshark - update to 3.2.2
wireshark - addressed in versions 3.2.2-1.fc30, 3.2.2-1.fc31, 3.2.2-1.fc32, 3.2.3-1.fc30, 3.2.3-1.fc31, 3.2.3-1.fc32

External References

Related Security Bulletins